About Us

SISK Group - Sicon Limited is a diversified building business involved in construction , specialist stone, architectural glazing, distribution and healthcare in Ireland , UK and Europe . The SISK Group which celebrates its 150th anniversary this year is a family owned business which has its origins in Cork in 1859.


The Group is one of the largest privately owned companies in Ireland. In 2007, turnover exceeded €1.6 billion with 2,800 people employed across all of its operations.


The Sisk name is best known for its successful construction businesses, which is not surprising since the leading company in the Irish construction market – John Sisk & Son Ltd – is part of the Group. In recent years, the Group has diversified its interests to include a growing number of other businesses, a strategy it will continue to follow.